Source/GBQuestionHandlerPlugin.m

   1 /*
   2  * Adium is the legal property of its developers, whose names are listed in the copyright file included
   3  * with this source distribution.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the License,
   7  * or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
  10  * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
  11  * Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  15  */
  16
  17 #import "GBQuestionHandlerPlugin.h"
  18 #import <Adium/AIInterfaceControllerProtocol.h>
  19 #import "ESTextAndButtonsWindowController.h"
  20
  21 typedef enum
  22 {
  23         ALERT_TYPE_ERROR,
  24         ALERT_TYPE_QUESTION
  25 } AlertType;
  26
  27 @interface GBQuestionHandlerPlugin (privateFunctions)
  28 - (BOOL)displayNextAlert;
  29 @end
  30
  31 @implementation GBQuestionHandlerPlugin
  32
  33 - (id)init
  34 {
  35         if( (self = [super init]) != nil)
  36         {
  37                 questionQueue = [[NSMutableArray alloc] init];
  38                 errorQueue = [[NSMutableArray alloc] init];
  39         }
  40
  41         return self;
  42 }
  43
  44 - (void)dealloc
  45 {
  46         [questionQueue release];
  47         [errorQueue release];
  48         [currentAlert release];
  49         [super dealloc];
  50 }
  51
  52 - (void)installPlugin
  53 {
  54     //Install our observers
  55     [[adium notificationCenter] addObserver:self
  56                                                                    selector:@selector(handleQuestion:)
  57                                                                            name:Interface_ShouldDisplayQuestion
  58                                                                          object:nil];
  59 }
  60
  61 - (void)uninstallPlugin
  62 {
  63 }
  64
  65 - (void)handleType:(AlertType)type userInfo:(NSDictionary *)userInfo
  66 {
  67         NSDictionary *infoCopy = [userInfo copy];
  68
  69         switch(type)
  70         {
  71                 case ALERT_TYPE_QUESTION:
  72                         [questionQueue addObject:infoCopy];
  73                         break;
  74                 case ALERT_TYPE_ERROR:
  75                         [errorQueue addObject:infoCopy];
  76                         break;
  77         }
  78         [infoCopy release];
  79         if(currentAlert == nil)
  80                 [self displayNextAlert];
  81 }
  82
  83 - (void)handleQuestion:(NSNotification *)notification
  84 {
  85         NSDictionary    *userInfo;
  86
  87     //Get the error info
  88     userInfo = [notification userInfo];
  89         [self handleType:ALERT_TYPE_QUESTION userInfo:userInfo];
  90 }
  91
  92 - (BOOL)textAndButtonsWindowDidEnd:(NSWindow *)window returnCode:(AITextAndButtonsReturnCode)returnCode userInfo:(id)userInfo
  93 {
  94         NSString *selectorString = [userInfo objectForKey:@"Selector"];
  95         id target = [userInfo objectForKey:@"Target"];
  96         BOOL    ret = YES;
  97
  98         if(target != nil || selectorString != nil)
  99         {
 100                 SEL selector = NSSelectorFromString(selectorString);
 101                 if([target respondsToSelector:selector])
 102                 {
 103                         [target performSelector:selector withObject:[NSNumber numberWithInt:returnCode] withObject:[userInfo objectForKey:@"Userinfo"]];
 104                 }
 105         }
 106         if([self displayNextAlert])
 107                 //More alerts so don't hide window
 108                 ret = NO;
 109         else
 110         {
 111                 [currentAlert release];
 112                 currentAlert = nil;
 113         }
 114         return ret;
 115 }
 116
 117 - (BOOL)displayNextAlert
 118 {
 119         BOOL ret = NO;
 120         if([errorQueue count] != 0)
 121         {
 122                 NSDictionary *info = [errorQueue objectAtIndex:0];
 123                 if(currentAlert == nil)
 124                         currentAlert = [[ESTextAndButtonsWindowController controller] retain];
 125                 [currentAlert changeWindowToTitle:[info objectForKey:@"Window Title"]
 126                                                         defaultButton:AILocalizedString(@"Next", @"Next Button")
 127                                                   alternateButton:AILocalizedString(@"Dismiss All", @"Dismiss All Button")
 128                                                           otherButton:nil
 129                                                 withMessageHeader:[info objectForKey:@"Title"]
 130                                                            andMessage:[info objectForKey:@"Description"]
 131                                                                         image:nil
 132                                                                    target:self
 133                                                                  userInfo:info];
 134                 [currentAlert show];
 135                 [errorQueue removeObjectAtIndex:0];
 136                 ret = YES;
 137         }
 138         else if ([questionQueue count] != 0)
 139         {
 140                 NSDictionary *info = [questionQueue objectAtIndex:0];
 141                 if(currentAlert == nil)
 142                         currentAlert = [[ESTextAndButtonsWindowController controller] retain];
 143                 [currentAlert changeWindowToTitle:[info objectForKey:@"Window Title"]
 144                                                         defaultButton:[info objectForKey:@"Default Button"]
 145                                                   alternateButton:[info objectForKey:@"Alternate Button"]
 146                                                           otherButton:[info objectForKey:@"Other Button"]
 147                                                 withMessageHeader:[info objectForKey:@"Title"]
 148                                                            andMessage:[info objectForKey:@"Description"]
 149                                                                         image:nil
 150                                                                    target:self
 151                                                                  userInfo:info];
 152                 [currentAlert show];
 153                 [questionQueue removeObjectAtIndex:0];
 154                 ret = YES;
 155         }
 156         return ret;
 157 }
 158
 159 @end